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tdenetwork/kopete/protocols/gadu/gadudcc.cpp

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//
// Copyright (C) 2004 Grzegorz Jaskiewicz <gj at pointblue.com.pl>
//
// gadudcc.cpp
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301, USA.
#include <fcntl.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/in.h>
#include <kdebug.h>
#include "gadudccserver.h"
#include "gadudcc.h"
#include "gadudcctransaction.h"
#include "gaduaccount.h"
#include "libgadu.h"
#include <tqsocketnotifier.h>
#include <tqhostaddress.h>
#include <tqmutex.h>
#include <tqmap.h>
#include <tqstring.h>
volatile unsigned int GaduDCC::referenceCount = 0;
GaduDCCServer* GaduDCC::dccServer = NULL;
static TQMutex initmutex;
typedef TQMap< unsigned int, GaduAccount* > gaduAccounts;
static gaduAccounts accounts;
GaduDCC::GaduDCC( TQObject* parent, const char* name )
:TQObject( parent, name )
{
}
bool
GaduDCC::unregisterAccount()
{
return unregisterAccount( accountId );
}
GaduAccount*
GaduDCC::account( unsigned int uin )
{
return accounts[ uin ];
}
bool
GaduDCC::unregisterAccount( unsigned int id )
{
initmutex.lock();
if ( id == 0 ) {
kdDebug(14100) << "ID nan" << endl;
initmutex.unlock();
return false;
}
if ( !accounts.contains( id ) ) {
kdDebug(14100) << "attempt to unregister not registered account" << endl;
initmutex.unlock();
return false;
}
accounts.remove( id );
if ( --referenceCount <= 0 ) {
kdDebug(14100) << "closing dcc socket" << endl;
referenceCount = 0;
if ( dccServer ) {
delete dccServer;
dccServer = NULL;
}
}
kdDebug(14100) << "reference count " << referenceCount << endl;
initmutex.unlock();
return true;
}
bool
GaduDCC::registerAccount( GaduAccount* account )
{
unsigned int aid;
if ( !account ) {
return false;
}
if ( account->accountId().isEmpty() ) {
kdDebug(14100) << "attempt to register account with empty ID" << endl;
return false;
}
initmutex.lock();
aid = account->accountId().toInt();
if ( accounts.contains( aid ) ) {
kdDebug(14100) << "attempt to register already registered account" << endl;
initmutex.unlock();
return false;
}
accountId = aid;
kdDebug( 14100 ) << " attempt to register " << accountId << endl;
accounts[ accountId ] = account;
referenceCount++;
if ( !dccServer) {
dccServer = new GaduDCCServer();
}
connect( dccServer, TQT_SIGNAL( incoming( gg_dcc*, bool& ) ), TQT_SLOT( slotIncoming( gg_dcc*, bool& ) ) );
initmutex.unlock();
return true;
}
void
GaduDCC::slotIncoming( gg_dcc* incoming, bool& handled )
{
gg_dcc* newdcc;
GaduDCCTransaction* dt;
kdDebug( 14100 ) << "slotIncomming for UIN: " << incoming->uin << endl;
// no uin? I'm so sorry
// this screws file receiving (using kadu 0.4.x as peer) for me
// if ( !incoming->uin ) {
// return;
// }
handled = true;
// TODO: limit number of connections per contact, or maybe even use parametr for that
newdcc = new gg_dcc;
memcpy( newdcc, incoming, sizeof( gg_dcc ) );
dt = new GaduDCCTransaction( this );
if ( dt->setupIncoming( newdcc ) == false ) {
// FIXME: write something to user, maybe, or not...
delete dt;
}
}
GaduDCC::~GaduDCC()
{
if ( accounts.contains( accountId ) ) {
kdDebug( 14100 ) << "unregister account " << accountId << " in destructor " << endl;
unregisterAccount( accountId );
}
}
unsigned int
GaduDCC::listeingPort()
{
if ( dccServer ) {
return dccServer->listeingPort();
}
return 0;
}
#include "gadudcc.moc"